You may not easily relate with this news, but I will try to let you understand. As at January 2017, 1btc = $897 this was just less than 11 months ago. That is more than 1000% increase in the value of bitcoin price.

You may be wondering, what are the factors that has made bitcoin to rise like this, but one of the major factor is that more investors, buyers, believe in bitcoin cryptocurrency so they are buying more bitcoin thereby making the value of bitcoin to keep rising. You can view this topic on various factors that makes bitcoin rise and fall.